Consider the following circuit shown below, it is given V1=1VandμnCox=120mA/V2,λ=0. If the drain current is 0.1 mA, then value of ratio of (W/L)2(W/L)1 will be (Also given VGS1=2V,VGS2=1.5V).
A
1
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B
3
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C
4
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D
2
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Solution
The correct option is C 4 Given, VGS1=2V,
As the drain current is same for both transistor when both transistors are operating in saturation